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-rw-r--r--src/jrummikub/ai/fdsolver/constraint/SameConstraint.java2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/jrummikub/ai/fdsolver/constraint/SameConstraint.java b/src/jrummikub/ai/fdsolver/constraint/SameConstraint.java
index 7fc8961..954b6fa 100644
--- a/src/jrummikub/ai/fdsolver/constraint/SameConstraint.java
+++ b/src/jrummikub/ai/fdsolver/constraint/SameConstraint.java
@@ -10,7 +10,7 @@ import jrummikub.ai.fdsolver.Propagator;
import jrummikub.ai.fdsolver.Satisfiability;
import jrummikub.ai.fdsolver.Var;
-public class SameConstraint<T> implements Constraint {
+public class SameConstraint<T> extends Constraint {
private Var<T> x, y;
Propagator propX, propY;